#include "hlw8110_handle.h" #include #include "unistd.h" #include #include #include "stdio.h" #include "elog.h" union IntData { unsigned int inte; unsigned char byte[2]; }; union LongData { unsigned long int word; unsigned int inte[2]; unsigned char byte[4]; }; static uint8_t hlw8110_checksum_write(LowConf *conf) { uint32_t a = 0x0000; uint8_t check_sum = 0; for(int i =0; i < (conf->tx_lenth-1);i++) a += conf->serial_tx_buf[i]; a = ~a; check_sum = a & 0xff; return check_sum; } static uint8_t hlw8110_checksum_read(LowConf *conf) { uint32_t a = 0x0000; uint8_t check_sum = 0; for(int i =0; i < (conf->rx_lenth-1);i++) a += (conf->serial_rx_buf[i]); a = a + conf->serial_tx_buf[0] + conf->serial_tx_buf[1]; a = ~a; check_sum = a & 0xff; return check_sum; } int hlw8110_write_reg_en(LowConf *conf) { if(!conf) return -1; conf->tx_lenth = 4; conf->rx_lenth = 0; conf->serial_tx_buf[0] = 0xA5; conf->serial_tx_buf[1] = 0xEA; conf->serial_tx_buf[2] = 0xE5; conf->serial_tx_buf[3] =hlw8110_checksum_write(conf); int size = write(conf->h_hlw8110_fd,conf->serial_tx_buf,conf->tx_lenth); _DEBUG(SET,conf->serial_tx_buf,size); if(size == conf->tx_lenth) { return 0; } return -1; } int hlw8110_write_reg_dis(LowConf *conf) { if(!conf) return -1; conf->tx_lenth = 4; conf->rx_lenth = 0; conf->serial_tx_buf[0] = 0xA5; conf->serial_tx_buf[1] = 0xEA; conf->serial_tx_buf[2] = 0xDC; conf->serial_tx_buf[3] =hlw8110_checksum_write(conf); int size = write(conf->h_hlw8110_fd,conf->serial_tx_buf,conf->tx_lenth); _DEBUG(SET,conf->serial_tx_buf,size); if(size == conf->tx_lenth) { return 0; } printf("%s: %x\n",__func__,conf->serial_tx_buf[3]); return -1; } int hlw8110_set_channel(LowConf *conf,uint8_t channel) { if(channel == CHANEL_A || channel == CHANEL_B) { conf->tx_lenth = 4; conf->rx_lenth = 0; conf->serial_tx_buf[0] = 0xA5; conf->serial_tx_buf[1] = 0xEA; conf->serial_tx_buf[2] = (channel == CHANEL_A) ? 0x5a : 0xa5; conf->serial_tx_buf[3] =hlw8110_checksum_write(conf); int size = write(conf->h_hlw8110_fd,conf->serial_tx_buf,conf->tx_lenth); _DEBUG(SET,conf->serial_tx_buf,size); if(size == conf->tx_lenth) { conf->current_channel = channel; return 0; } printf("%s: %x\n",__func__,conf->serial_tx_buf[3]); return -1; } printf("set channel %d error!!!",channel); return -1; } int hlw8110_read_reg(LowConf *conf,uint8_t ADDR_Reg,int reg_lenth) { if(conf) { conf->serial_tx_buf[0] = 0xa5; conf->serial_tx_buf[1] = ADDR_Reg; conf->tx_lenth = 2; conf->rx_lenth = reg_lenth+1; int size = write(conf->h_hlw8110_fd,conf->serial_tx_buf,conf->tx_lenth); _DEBUG(SET,conf->serial_tx_buf,size); if(size == conf->tx_lenth) { return 0; } printf("%s: %x\n",__func__,conf->serial_tx_buf[3]); return -1; } printf("read reg %X faile!!!",ADDR_Reg); return -1; } int hlw8110_write_reg(LowConf *conf,uint8_t ADDR_Reg,int reg_lenth,uint32_t _data) { if(conf) { union LongData Temp_u32_a; conf->serial_tx_buf[0] = 0xa5; conf->serial_tx_buf[1] = ADDR_Reg|0x80; Temp_u32_a.word = _data; for(int i = 0; i < reg_lenth;i++) { conf->serial_tx_buf[i+2] = Temp_u32_a.byte[reg_lenth-1-i]; } conf->tx_lenth = 3 + reg_lenth; conf->rx_lenth = 0; conf->serial_tx_buf[conf->tx_lenth-1] = hlw8110_checksum_write(conf); int size = write(conf->h_hlw8110_fd,conf->serial_tx_buf,conf->tx_lenth); _DEBUG(SET,conf->serial_tx_buf,size); if(size == conf->tx_lenth) { return 0; } } return -1; } int hlw8110_reset(LowConf *conf) { if(conf) { conf->tx_lenth = 4; conf->rx_lenth = 0; conf->serial_tx_buf[0] = 0xa5; conf->serial_tx_buf[1] = 0xea; conf->serial_tx_buf[2] = 0x96; conf->serial_tx_buf[3] = hlw8110_checksum_write(conf); int size = write(conf->h_hlw8110_fd,conf->serial_tx_buf,conf->tx_lenth); _DEBUG(SET,conf->serial_tx_buf,size); if(size == conf->tx_lenth) { return 0; } } return -1; } uint8_t hlw8110_judge_chechsum_calfac(LowConf *conf) { uint32_t a; uint32_t d; int size = 0; //read RmsIAC RmsIBC RmsPAC PowerPAC PowrPBC PowerSC EnergBc EnergAc if(conf) { if(hlw8110_read_reg(conf,REG_RMS_IAC_ADDR,2))printf("%s: read reg filed\n",__func__); usleep(D_TIME_50MS); memset(conf->serial_rx_buf,0,10); size = read(conf->h_hlw8110_fd,conf->serial_rx_buf,conf->rx_lenth); _DEBUG(GET,conf->serial_rx_buf,size); if ( conf->serial_rx_buf[conf->rx_lenth-1] == hlw8110_checksum_read(conf)) { conf->U16_RMSIAC_RegData = (conf->serial_rx_buf[0] << 8) + conf->serial_rx_buf[1]; }else printf("read U16_RMSIAC_RegData filed\n"); if(hlw8110_read_reg(conf,REG_RMS_IBC_ADDR,2))printf("%s: read reg filed\n",__func__); usleep(D_TIME_50MS); memset(conf->serial_rx_buf,0,10); size = read(conf->h_hlw8110_fd,conf->serial_rx_buf,conf->rx_lenth); _DEBUG(GET,conf->serial_rx_buf,size); if ( conf->serial_rx_buf[conf->rx_lenth-1] == hlw8110_checksum_read(conf)) { conf->U16_RMSIBC_RegData = (conf->serial_rx_buf[0] << 8) + conf->serial_rx_buf[1]; }else printf("read U16_RMSIBC_RegData filed\n"); if(hlw8110_read_reg(conf,REG_RMS_UC_ADDR,2))printf("%s: read reg filed\n",__func__); usleep(D_TIME_50MS); memset(conf->serial_rx_buf,0,10); size = read(conf->h_hlw8110_fd,conf->serial_rx_buf,conf->rx_lenth); _DEBUG(GET,conf->serial_rx_buf,size); if ( conf->serial_rx_buf[conf->rx_lenth-1] == hlw8110_checksum_read(conf)) { conf->U16_RMSUC_RegData = (conf->serial_rx_buf[0] << 8) + conf->serial_rx_buf[1]; }else printf("read U16_RMSUC_RegData filed\n"); if(hlw8110_read_reg(conf,REG_POWER_PAC_ADDR,2))printf("%s: read reg filed\n",__func__); usleep(D_TIME_50MS); memset(conf->serial_rx_buf,0,10); size = read(conf->h_hlw8110_fd,conf->serial_rx_buf,conf->rx_lenth); _DEBUG(GET,conf->serial_rx_buf,size); if ( conf->serial_rx_buf[conf->rx_lenth-1] == hlw8110_checksum_read(conf)) { conf->U16_PowerPAC_RegData = (conf->serial_rx_buf[0] << 8) + conf->serial_rx_buf[1]; }else printf("read U16_PowerPAC_RegData filed\n"); if(hlw8110_read_reg(conf,REG_POWER_PBC_ADDR,2))printf("%s: read reg filed\n",__func__); usleep(D_TIME_50MS); memset(conf->serial_rx_buf,0,10); size = read(conf->h_hlw8110_fd,conf->serial_rx_buf,conf->rx_lenth); _DEBUG(GET,conf->serial_rx_buf,size); if ( conf->serial_rx_buf[conf->rx_lenth-1] == hlw8110_checksum_read(conf)) { conf->U16_PowerPBC_RegData = (conf->serial_rx_buf[0] << 8) + conf->serial_rx_buf[1]; }else printf("read U16_PowerPBC_RegData filed\n"); if(hlw8110_read_reg(conf,REG_POWER_SC_ADDR,2))printf("%s: read reg filed\n",__func__); usleep(D_TIME_50MS); memset(conf->serial_rx_buf,0,10); size = read(conf->h_hlw8110_fd,conf->serial_rx_buf,conf->rx_lenth); _DEBUG(GET,conf->serial_rx_buf,size); if ( conf->serial_rx_buf[conf->rx_lenth-1] == hlw8110_checksum_read(conf)) { conf->U16_PowerSC_RegData = (conf->serial_rx_buf[0] << 8) + conf->serial_rx_buf[1]; }else printf("read U16_PowerSC_RegData filed\n"); if(hlw8110_read_reg(conf,REG_ENERGY_AC_ADDR,2))printf("%s: read reg filed\n",__func__); usleep(D_TIME_50MS); memset(conf->serial_rx_buf,0,10); size = read(conf->h_hlw8110_fd,conf->serial_rx_buf,conf->rx_lenth); _DEBUG(GET,conf->serial_rx_buf,size); if ( conf->serial_rx_buf[conf->rx_lenth-1] == hlw8110_checksum_read(conf)) { conf->U16_EnergyAC_RegData = (conf->serial_rx_buf[0] << 8) + conf->serial_rx_buf[1]; }else printf("read U16_PowerSC_RegData filed\n"); if(hlw8110_read_reg(conf,REG_ENERGY_BC_ADDR,2))printf("%s: read reg filed\n",__func__); usleep(D_TIME_50MS); memset(conf->serial_rx_buf,0,10); size = read(conf->h_hlw8110_fd,conf->serial_rx_buf,conf->rx_lenth); _DEBUG(GET,conf->serial_rx_buf,size); if ( conf->serial_rx_buf[conf->rx_lenth-1] == hlw8110_checksum_read(conf)) { conf->U16_EnergyBC_RegData = (conf->serial_rx_buf[0] << 8) + conf->serial_rx_buf[1]; }else printf("read U16_EnergyBC_RegData filed\n"); if(hlw8110_read_reg(conf,REG_CHECKSUM_ADDR,2))printf("%s: read reg filed\n",__func__); usleep(D_TIME_50MS); memset(conf->serial_rx_buf,0,10); size = read(conf->h_hlw8110_fd,conf->serial_rx_buf,conf->rx_lenth); _DEBUG(GET,conf->serial_rx_buf,size); if ( conf->serial_rx_buf[conf->rx_lenth-1] == hlw8110_checksum_read(conf)) { conf->U16_CheckSUM_RegData = (conf->serial_rx_buf[0] << 8) + conf->serial_rx_buf[1]; }else printf("read U16_CheckSUM_RegData filed\n"); a=0; a=~( 0xffff + conf->U16_RMSIAC_RegData + conf->U16_RMSIBC_RegData + conf->U16_RMSUC_RegData + conf->U16_PowerPAC_RegData + conf->U16_PowerPBC_RegData + conf->U16_PowerSC_RegData + conf->U16_EnergyAC_RegData + conf->U16_EnergyBC_RegData ); conf->U16_CheckSUM_Data = a & 0xffff; if(conf->U16_CheckSUM_Data == conf->U16_CheckSUM_RegData) { d = 1; }else d = 0; return d; } return 0; } int hlw8110_write_reg_sucess(LowConf *conf) { if(conf) { hlw8110_read_reg(conf,REG_SYSCON_ADDR,2); usleep(D_TIME_10MS); memset(conf->serial_rx_buf,0,10); int size = read(conf->h_hlw8110_fd,conf->serial_rx_buf,conf->rx_lenth); _DEBUG(GET,conf->serial_rx_buf,size); if ( conf->serial_rx_buf[conf->rx_lenth-1] == hlw8110_checksum_read(conf)) { conf->U16_Check_SysconReg_Data = (conf->serial_rx_buf[0] << 8) + conf->serial_rx_buf[1]; }else printf("read U16_Check_SysconReg_Data filed\n"); hlw8110_read_reg(conf,REG_EMUCON_ADDR,2); usleep(D_TIME_10MS); memset(conf->serial_rx_buf,0,10); size = read(conf->h_hlw8110_fd,conf->serial_rx_buf,conf->rx_lenth); _DEBUG(GET,conf->serial_rx_buf,size); if ( conf->serial_rx_buf[conf->rx_lenth-1] == hlw8110_checksum_read(conf)) { conf->U16_Check_EmuconReg_Data = (conf->serial_rx_buf[0] << 8) + conf->serial_rx_buf[1]; }else printf("read U16_Check_EmuconReg_Data filed\n"); hlw8110_read_reg(conf,REG_EMUCON2_ADDR,2); usleep(D_TIME_10MS); memset(conf->serial_rx_buf,0,10); size = read(conf->h_hlw8110_fd,conf->serial_rx_buf,conf->rx_lenth); _DEBUG(GET,conf->serial_rx_buf,size); if ( conf->serial_rx_buf[conf->rx_lenth-1] == hlw8110_checksum_read(conf)) { conf->U16_Check_Emucon2Reg_Data = (conf->serial_rx_buf[0] << 8) + conf->serial_rx_buf[1]; }else printf("read U16_Check_Emucon2Reg_Data filed\n"); return 0; } return -1; } static int uart_setup(LowConf *conf) { if(tcgetattr(conf->h_hlw8110_fd,&(conf->bak_opt)) < 0) { return -1; } memcpy(&(conf->new_opt),&(conf->bak_opt),sizeof(struct termios)); // 修改控制模式，保证程序不会占用串口 conf->new_opt.c_cflag |= CLOCAL; // 修改控制模式，能够从串口读取数据 conf->new_opt.c_cflag |= CREAD; // 不使用流控制 conf->new_opt.c_cflag &= ~CRTSCTS; // 设置数据位 conf->new_opt.c_cflag &= ~CSIZE; conf->new_opt.c_cflag |= CS8; // 设置奇偶校验位 conf->new_opt.c_cflag |= PARENB; conf->new_opt.c_cflag &= ~PARODD; conf->new_opt.c_iflag &= ~ICRNL; conf->new_opt.c_iflag |= INPCK; // 设置停止位 conf->new_opt.c_cflag &= ~CSTOPB; // 设置最少字符和等待时间 conf->new_opt.c_cc[VMIN] = 1; // 读数据的最小字节数 conf->new_opt.c_cc[VTIME] = 0; //等待第1个数据，单位是10s // 修改输出模式，原始数据输出 conf->new_opt.c_oflag &= ~OPOST; conf->new_opt.c_lflag &= ~(ICANON | ECHO | ECHOE | ISIG); conf->new_opt.c_iflag &= ~ (IXON | IXOFF | IXANY); // 设置波特率 cfsetispeed(&(conf->new_opt), B9600); cfsetospeed(&(conf->new_opt), B9600); // 清空终端未完成的数据 tcflush(conf->h_hlw8110_fd, TCIFLUSH); // 设置新属性 if(tcsetattr(conf->h_hlw8110_fd, TCSANOW, &(conf->new_opt)) < 0) { return -1; } return 0; } float hlw8110_read_UV(LowConf *conf) { float a; hlw8110_read_reg(conf,REG_RMSU_ADDR,3); usleep(D_TIME_50MS); memset(conf->serial_rx_buf,0,10); int size = read(conf->h_hlw8110_fd,conf->serial_rx_buf,conf->rx_lenth); _DEBUG(GET,conf->serial_rx_buf,size); if ( conf->serial_rx_buf[conf->rx_lenth-1] == hlw8110_checksum_read(conf)) { conf->U32_RMSU_RegData =(uint32_t)(conf->serial_rx_buf[0]<<16) + (uint32_t)(conf->serial_rx_buf[1]<<8) + (uint32_t)(conf->serial_rx_buf[2]); }else { log_e("read U32_RMSU_RegData filed\n"); } if ((conf->U32_RMSU_RegData &0x800000) == 0x800000) { a = 0; }else { a = (float)conf->U32_RMSU_RegData; a = a*(conf->U16_RMSUC_RegData); a = a/0x400000; a = a/0.47; a = a/100; a = a*D_CAL_U; conf->F_AC_V = a; } return conf->F_AC_V; } float hlw8110_read_IA(LowConf *conf) { float a; hlw8110_read_reg(conf,REG_RMSIA_ADDR,3); usleep(D_TIME_50MS); memset(conf->serial_rx_buf,0,10); int size = read(conf->h_hlw8110_fd,conf->serial_rx_buf,conf->rx_lenth); _DEBUG(GET,conf->serial_rx_buf,size); if ( conf->serial_rx_buf[conf->rx_lenth-1] == hlw8110_checksum_read(conf)) { conf->U32_RMSIA_RegData =(uint32_t)(conf->serial_rx_buf[0]<<16) + (uint32_t)(conf->serial_rx_buf[1]<<8) + (uint32_t)(conf->serial_rx_buf[2]); }else { log_e("read U32_RMSIA_RegData filed\n"); } if ((conf->U32_RMSIA_RegData &0x800000) == 0x800000) { a = 0; }else { a = (float)conf->U32_RMSIA_RegData; a = a*(conf->U16_RMSIAC_RegData); a = a/0x800000; a = a/1; a = a /500; a = a*D_CAL_U; conf->F_AC_I = a; } return conf->F_AC_I; } float hwl8110_read_PA(LowConf *conf) { float a; float b; hlw8110_read_reg(conf,REG_POWER_PA_ADDR,4); usleep(D_TIME_50MS); memset(conf->serial_rx_buf,0,10); int size = read(conf->h_hlw8110_fd,conf->serial_rx_buf,conf->rx_lenth); _DEBUG(GET,conf->serial_rx_buf,size); if ( conf->serial_rx_buf[conf->rx_lenth-1] == hlw8110_checksum_read(conf)) { conf->U32_POWERPA_RegData =(uint32_t)(conf->serial_rx_buf[0]<<24) + (uint32_t)(conf->serial_rx_buf[1]<<16) + (uint32_t)(conf->serial_rx_buf[2]<<8) + (uint32_t)(conf->serial_rx_buf[3]); }else { log_e("read U32_POWERPA_RegData filed\n"); } if (conf->U32_POWERPA_RegData > 0x40000000) { b = ~(conf->U32_POWERPA_RegData); a = (float)b; }else { a = (float)conf->U32_POWERPA_RegData; } a = a*(conf->U16_PowerPAC_RegData); a = a/0x40000000; a = a/0.47; a = a/1.0; a = a*D_CAL_U; conf->F_AC_P = a; return a; } float hwl8110_read_EA(LowConf *conf) { float a; hlw8110_read_reg(conf,REG_ENERGY_PA_ADDR,3); usleep(D_TIME_50MS); int size = read(conf->h_hlw8110_fd,conf->serial_rx_buf,conf->rx_lenth); _DEBUG(GET,conf->serial_rx_buf,size); if ( conf->serial_rx_buf[conf->rx_lenth-1] == hlw8110_checksum_read(conf)) { conf->U32_ENERGY_PA_RegData =(uint32_t)(conf->serial_rx_buf[0]<<16) + (uint32_t)(conf->serial_rx_buf[1]<<8) + (uint32_t)(conf->serial_rx_buf[2]); }else { log_e("read U32_RMSIA_RegData filed\n"); } hlw8110_read_reg(conf,REG_HFCONST_ADDR,2); usleep(D_TIME_50MS); size = read(conf->h_hlw8110_fd,conf->serial_rx_buf,conf->rx_lenth); _DEBUG(GET,conf->serial_rx_buf,size); if ( conf->serial_rx_buf[conf->rx_lenth-1] == hlw8110_checksum_read(conf)) { conf->U16_HFConst_RegData = (uint32_t)(conf->serial_rx_buf[0]<<8) + (uint32_t)(conf->serial_rx_buf[1]); }else { log_e("read U16_HFConst_RegData filed\n"); } a = (float)conf->U32_ENERGY_PA_RegData; a = a*(conf->U16_EnergyAC_RegData); a = a/0x20000000; a = a/0.47; a = a/1; a = a * D_CAL_A_E; conf->F_AC_E = a; conf->F_AC_BACKUP_E = conf->F_AC_E; return conf->F_AC_E; } float hwl8110_read_LineFreq(LowConf *conf) { float a = 0.0; uint16_t b = 0; hlw8110_read_reg(conf,REG_UFREQ_ADDR,2); usleep(D_TIME_50MS); int size = read(conf->h_hlw8110_fd,conf->serial_rx_buf,conf->rx_lenth); _DEBUG(GET,conf->serial_rx_buf,size); if ( conf->serial_rx_buf[conf->rx_lenth-1] == hlw8110_checksum_read(conf)) { b = (uint16_t)(conf->serial_rx_buf[0]<<8) + (uint16_t)(conf->serial_rx_buf[1]); }else { log_e("read U16_HFConst_RegData filed\n"); } //char *buf = (char *)&(b); //printf("b[0]=%x b[1]=%x\n",buf[0],buf[1]); a = (float)b; if (a!=0) { a = 3579545/(8*a); } conf->F_AC_LINE_Freq = a; return conf->F_AC_LINE_Freq; } float hwl8110_read_PF(LowConf *conf) { float a; uint32_t b; hlw8110_read_reg(conf,REG_PF_ADDR,3); usleep(D_TIME_50MS); int size = read(conf->h_hlw8110_fd,conf->serial_rx_buf,conf->rx_lenth); _DEBUG(GET,conf->serial_rx_buf,size); if ( conf->serial_rx_buf[conf->rx_lenth-1] == hlw8110_checksum_read(conf)) { b = (uint32_t)(conf->serial_rx_buf[0]<<16) + (uint32_t)(conf->serial_rx_buf[1]<< 8) + (uint32_t)(conf->serial_rx_buf[2]); }else { log_e("read U16_HFConst_RegData filed\n"); } if (b>0x800000) { a = (float)(0xffffff-b + 1)/0x7fffff; } else { a = (float)b/0x7fffff; } if (conf->F_AC_P < 0.3) a = 0; conf->F_AC_P = a; return a; } float hlw8110_read_Angle(LowConf *conf) { float a; uint16_t b= 0; hlw8110_read_reg(conf,REG_ANGLE_ADDR,2); usleep(D_TIME_50MS); int size = read(conf->h_hlw8110_fd,conf->serial_rx_buf,conf->rx_lenth); _DEBUG(GET,conf->serial_rx_buf,size); if ( conf->serial_rx_buf[conf->rx_lenth-1] == hlw8110_checksum_read(conf)) { b = (uint32_t)(conf->serial_rx_buf[0]<<8) + (uint32_t)(conf->serial_rx_buf[1]); }else { log_e("read REG_ANGLE_ADDR filed\n"); } if ( conf->F_AC_PF < 55) { a = b; a = a * 0.0805; conf->F_Angle = a; } else { a = b; a = a * 0.0965; conf->F_Angle = a; } if (conf->F_AC_P < 0.5) { conf->F_Angle = 0; } if (conf->F_Angle < 90) { a = conf->F_Angle; } else if (conf->F_Angle < 180) { a = 180-conf->F_Angle; } else if (conf->F_Angle < 360) { a = 360 - conf->F_Angle; } else { a = conf->F_Angle -360; } return a; } int hlw8110_read_Status(LowConf* conf,int* nStatus) { char value_path[64]; char buf[3]; // 用于存储读取到的GPIO值，通常为'0'或'1' ssize_t bytesRead; int fd; // 构造GPIO值的路径 snprintf(value_path, sizeof(value_path), GPIO_VALUE_PATH, GPIO_PE3); // 打开GPIO值文件以读取 fd = open(value_path, O_RDONLY); if (fd == -1) { perror("Failed to open GPIO value for reading"); return 1; } // 读取GPIO的值 bytesRead = read(fd, buf, sizeof(buf) - 1); if (bytesRead == -1) { perror("Failed to read from GPIO value"); close(fd); return 1; } // 确保字符串以null终止 buf[bytesRead] = '\0'; // 打印读取到的GPIO值 // printf("GPIO %d value: %s\n", GPIO_PE3, buf); if (buf[0]=='0') { *nStatus=1; }else{ *nStatus=0; } // 关闭文件描述符 close(fd); return 0; } LowConf * hlw8110_init(void) { // int ret; static LowConf conf; memset(&conf,0,sizeof(LowConf)); conf.h_hlw8110_fd = open("/dev/ttyS4", O_RDWR | O_NOCTTY | O_NDELAY); if(conf.h_hlw8110_fd < 0) return NULL; else fcntl(conf.h_hlw8110_fd, F_SETFL, O_NONBLOCK); uart_setup(&conf); hlw8110_write_reg_en(&conf); usleep(D_TIME_10MS); hlw8110_set_channel(&conf,CHANEL_A); usleep(D_TIME_10MS); hlw8110_write_reg(&conf,REG_SYSCON_ADDR,2,0x0a04); usleep(D_TIME_10MS); hlw8110_write_reg(&conf,REG_EMUCON_ADDR,2,0x0001); usleep(D_TIME_10MS); //hlw8110_write_reg(&conf,REG_EMUCON_ADDR,2,0x0018); hlw8110_write_reg(&conf,REG_EMUCON2_ADDR,2,0x0065); usleep(D_TIME_10MS); hlw8110_write_reg_dis(&conf); usleep(D_TIME_10MS); hlw8110_judge_chechsum_calfac(&conf); usleep(D_TIME_10MS); hlw8110_write_reg_sucess(&conf); conf.opreation = 1; return &conf; } void hlw8110_deinit(LowConf *conf) { tcsetattr(conf->h_hlw8110_fd, TCSANOW, &(conf->bak_opt)); close(conf->h_hlw8110_fd); memset(conf,0,sizeof(LowConf)); } LowConf* hlw8110_Reset(LowConf *conf) { hlw8110_reset(conf); usleep(10000); hlw8110_deinit(conf); usleep(10000); conf = hlw8110_init(); return conf; }